Aisheng Dong wrote:
> Does ALSA core support hw sample rate conversion now?
Yes; this has always been supported for chips like Emu10k1.
> I wonder if current ALSA core provide interface to support hw sample
> rate conversion?
In your driver, set the ..._CONTINUOUS flag in the rates field (see the
section "Hardware Description" in the doc), and in the hw_params
callback, program the SRC according to the selected rate.
Regards,
Clemens